/Engine/Source/Runtime/UMG/Public/Blueprint/UserWidget.h
The state passed into OnPaint that we can expose as a single painting structure to blueprints to allow script code to override OnPaint behavior.
struct FPaintContext
constFGeometry...
AllottedGeometry
bool
bParentEnabled
int32
LayerId
int32
MaxLayer
constFSlateRec...
MyCullingRect
FSlateWindowEle...
OutDrawElements
constFWidgetSt...
WidgetStyle